283results about How to "Resolve location" patented technology

The invention discloses a control method for a robot automatic spraying system. The control method of the robot automatic spraying system comprises the following steps of (1) acquiring feature data of a workpiece to be sprayed; (2) processing acquired data by using an image processing system; (3) automatically generating a track; (4) simulating; (5) controlling a user interface; (6) determining a spraying parameter; and (7) performing spraying. The control method of the robot automatic spraying system has the advantages of high automation degree, high machining precision, wide application range and the like. Different workpiece spraying tracks can be generated automatically, the operation difficulty of a user is reduced, the traditional manual programming on single different-model workpieces to be sprayed is replaced, consumed time on spraying is shortened, and the production efficiency is improved.

The invention relates to an indoor / outdoor location system based on radio frequency identifications (RFID) and a database a location method thereof. The system comprises a reading device and a plurality of RFIDs; the RFID tags and the reading device are communicated by radio frequency to obtain encoding information in the RFIDs; the RFIDs are arranged on indoor / outdoor fixed or movable markers; and the reading device is a movable device. The system adopts the RFID and wireless reading devices, both of which are arranged in high density, thus more precise location can be realized, and areas which are hard to reach can be covered. Due to the adoption of the RFIDs, the invention has low arrangement cost and is more suitable for movable calculation; and the encoding content of the RFIDs is only associated with the position information, but not user information, thus the system does not actively leak the information of the reading device and the user, solves the problems of user position and privacy exposition and improves the security and the privacy of use for users.

The invention discloses a vehicle networking structure based on a block chain and a working method thereof. The vehicle networking structure comprises an interconnected vehicle entity, a vehicle-mounted unit OBU, a roadside unit RSU, a core network and a block chain network. It has the typical characteristics of decentralization, distribution, collective maintenance and incapability of tampering.It can effectively solve the problem of centralization of traditional vehicle networking architecture and mutual distrust between entities. At that same time, the invention provides an undirected graph generation method, an identity privacy protection method and a location privacy protection method when the beacon information is uploaded by a vehicle, thereby solving the problem of identity and location privacy disclosure of a vehicle networking architecture based on a block chain.

The invention discloses an optimal configuration method for a power distribution automatic terminal type. A target function of a two-remote and three-remote power distribution automatic terminal optimal configuration model is established, and the target function includes cost generated by adopting a life-cycle period method and comprehensive social benefits generated by reducing of the outage cost; the average power supply availability of a system serves as the reliability constraint condition of the two-remote and three-remote power distribution automatic terminal optimal configuration model, an analytical method is used for conducting reliability assessment, the constraint condition is used for converting a target function through a penalty function method, and a fitness function is formed; the particle swarm optimization is adopted for conducting the optimal solution, adaptive values of particles are calculated, the adaptive value of each particle is compared with the current entity extreme value and the global extreme value, and the optimal entity value and the optimal global value are determined and updated; whether the maximum number of iterations is reached or not is inspected. The optimal configuration method can solve the problem of the number and the position configuration of two-remote and three-remote power distribution automatic terminals.

A movable charging vehicle comprises a carriage, a low-voltage power supply battery pack, a low-voltage power supply management module, a first charging system and a second charging system, wherein the low-voltage power supply battery pack, the low-voltage power supply management module, the first charging system and the second charging system are arranged in the carriage. The first charging system comprises a first movable charging vehicle BMS module, a first movable charging vehicle battery pack, a first DC / DC charging machine management module, a first DC / DC charging machine and a first man-machine interaction module. The second charging system comprises a second movable charging vehicle BMS module, a second movable charging vehicle battery pack, a second DC / DC charging machine management module, a second DC / DC charging machine and a second man-machine interaction module. The first movable charging vehicle battery pack is used for charging a first electric vehicle through the first DC / DC charging machine, and the second movable charging vehicle battery pack is used for charging a second electric vehicle through the second DC / DC charging machine. The first movable charging vehicle battery pack and the second movable charging vehicle battery pack can charge the first electric vehicle or the second electric vehicle at the same time through the corresponding DC / DC charging machines.

The invention relates to an inclined hole electrosparking processing device, comprising a joint body, an electrode deflection shaft, a positioning clamping screw, a tightening screw cap, a positioning shaft and a hollow small hole electrode. A connecting rod of the electrode deflection shaft is located in a rectangular slotted hole of the joint body; an equal-diameter end of a positioning shaft is located in a shaft hole of the electrode deflection shaft and is tightened up; a rubber sealing piece is located in the shaft hole of the electrode deflection shaft and the hollow small hole electrode penetrates through a drill chuck and is placed into the positioning shaft. In the invention, according to the inclined angle between the inclined hole and the X axis or Y axis and degree scale on the joint body, the inclined angle beta between the electrode and the X axis or the Y axis is initially adjusted, and the electrode is moved along the negative direction of Z axis or the positive direction of the X axis to obtain the actual inclined angle beta between the electrode and the X axis or the Z axis. In addition, the corresponding position of the inclined hole electrode and the inclined hole center C is identified to obtain coordinates of the Z axis and X axis of a machine tool, so that the problems of the existing small hole electrosparking processing device such as high cost, long cycle, difficult positioning of the electrode and low positional precision of processing holes and the like are solved and 0-90-degree inclined hole electrosparking processing is realized.

The invention discloses a method and a system for a ship in a bridge area to actively avoid collision based on a laser three-dimensional imaging technique. The method comprises the following steps of S1, enabling the actively avoid collision system to judge whether the ship enters a recognition area or not; S2, enabling a data collection module to collect data, so as to obtain collected data information; S3, enabling a data storage module to store waterway basic information and the collected data information; S4, enabling a data processing terminal to judge navigation opening and track according to the waterway basic information and the collected data information; S5, publishing decision information. The method has the advantages that the relative position between a bridge pier, a navigation beacon as well as surrounding ships and the ship in the inland river bridge area can be accurately judged; by utilizing the collected data information and the accurate bridge pier and navigation beacon position information in an electronic waterway map, the navigation state of the ship is predicted, so as to ensure the navigation safety of the ship in the inland river bridge area.

The invention discloses vertebral column decompression treatment equipment which comprises a base, a machine tool, a connector device, a connector positioning device, a driving device, a geared motor and a control system, wherein the machine tool is arranged at the right side of the base, the driving device and the geared motor arranged on the base are arranged at one side of the machine tool, the control system is arranged at the upsides of the driving device and the geared motor, the connector positioning device is arranged opposite to the left side of the machine tool, the connector device is fixed on the connector positioning device, and the control system is arranged in the base and connected with the driving device and the geared motor. The using method of the vertebral column decompression therapeutic equipment is as follows: under the control of the control system, tensile force exerted by the connector device to a patient is adjusted in a logarithmic tension periodic curve way through the driving device and the geared motor, the tensile force value is fed back and corrected by a tensile force feedback module, then the tensile force is applied to the patient, and finally, the tensile force value is adjusted periodically under the control of a treatment cycle adjusting module for treating patients.

The invention relates to a method for image recognition and vision positioning with a robot. The method is characterized by comprising the following steps of: step 1, capturing a target image through a video; step 2, digitally pretreating the target image; step 3, searching a target; step 4, determining a natural road sign; step 5, determining a routing scheme; step 6, informing the robot to carry out walk positioning; step 7, verifying the walk positioning to be successful; and step 8, sending a positioning end mark. According to the method, the robot achieves a large enough speed and precision tracking range, and the movement of the robot in good sensitivity and precision is ensured.

The invention discloses a rice simplified cultivation method. The method comprises the steps of wheat mechanized smashing and field returning, mechanized rotary tillage soil preparation, mechanized seedling and fertilizer synchronization disposable fertilization, quantified irrigation, plant disease and insect pest green prevention and control, mechanized harvesting, straw field returning and thelike. Rice simplified cultivation is achieved, the problems that the rice fertilization frequency is large, topdressing is difficult, and the field operation is tedious are effectively solved, and themethod is green, saves labor and cost, improves the effect, relieves agricultural no-point source pollution and improves the fertilizer using efficiency.

The invention discloses a space robot gripper mechanism, namely an end effector of a mechanical arm, which solves the problems of small gripping range, non-unique locking position, high probability of losing a target during griping and the like existing in the conventional gripper mechanism, greatly simplifies the entire mechanism and also improves the manufacturability. In the mechanism, a palm surface 1, an upper bearing seat 3, a lower bearing seat 4 and a box bottom 7 form a basic frame of the entire mechanism; two finger shafts 9 are arranged in bearing holes between the palm surface 1 and the upper bearing seat 3; two fingers 2 and 5 are fixedly connected with the finger shafts 9; the shaft ends of the two finger shafts are provided with gears 19; a motor 11 and a brake shaft 22 are arranged in through holes between the upper bearing seat 3 and the lower bearing seat 4; the shaft ends of the brake shaft 22 and the motor 11 are provided with gears 21; the gripper box bottom 7 is connected with the bearing seats and an external mechanism through flanges; and a box wall 6 is interconnected with the palm surface 1 and the box bottom 7 to package the entire gripper mechanism. The mechanism has the advantages of compact design, small volume, easiness of machining, convenience in assembly and disassembly and the like.

The invention discloses a generation and auxiliary positioning method of a live-action semantic map of a smart scenic spot. The generation and auxiliary positioning method comprises the following steps: acquiring a scenic spot panoramic image and positioning information, extracting scenic spot image features to perform semantic description and scene classification identification marking, and establishing a scenic spot live-action semantic map database; collecting a scene stereo image pair at the current position by a user; matching the photo image features and the semantic information with theimage features and the semantics of the local semantic map of the scenic spot respectively; and acquiring a scenery image closest to the photographic film, extracting the spatial position informationof the scenery image marked in the semantic map, resolving the accurate position of the user photography through a spatial forward intersection collinear equation, and displaying the position coordinates of the user on the scenic spot electronic map in real time. According to the generation and auxiliary positioning method, the fine position of the user is calculated through the main steps, and the defects of insufficient live-action semantic information and inaccurate positioning in an electronic map are overcome.

The invention discloses a planar array electrical capacitance tomography method and a system thereof, and relates to the technical field of image reconstruction. In the invention, the planar array electrical capacitance tomography system comprises a capacitance sensor, a data measurement and acquisition module and a computer. The capacitance sensor converts the distribution of the substance-fieldmedium of the object detected to a capacitance value; the data measurement and acquisition module is used for measuring and acquiring the capacitance value between any two electrode plates, and transmitting the measured capacitance data to the computer; the computer optimizes the capacitance data through fuzzy C-mean clustering algorithm, uses the optimized capacitance value as an image reconstruction value, reconstructs the defect image in combination with a non-iterative image processing algorithm or an iterative image processing algorithm, and obtains a reconstructed image. Compared to conventional imaging methods, the planar array electrical capacitance tomography method and the system thereof can solve the problem that the capacitance data is influenced by the position of the electrode plates and the noise interference of the detection environment, and obtain more stable and high-quality image of the measured field.

The invention discloses a storage medium, method and device for constructing a navigation map. The method comprises the following steps: preprocessing the 3D point cloud data of an acquired target location by using a map construction algorithm based on feature point registration; converting the preprocessed 3D point cloud data into point cloud data of a predetermined format; and based on a model of an octree data structure, converting the point cloud data of the predetermined format into a navigation map of the octree data structure. The storage medium, method and device of invention solve thetechnical problems of point discontinuity, excessive useless points and inability to achieve position and attitude estimation in the prior art.

The invention discloses an automatic positioning and automobile-finding system for an underground garage. The automatic positioning and automobile-finding system for the underground garage comprises an internal wireless terminal, underground router positioning modules, a data information management module and a wireless navigation module, wherein the internal wireless terminal is arranged in an automobile; the underground router positioning modules are distributed in the underground garage; the wireless navigation module is carried by a user; the internal wireless terminal is positioned by the underground router positioning modules according to networking signals transmitted by the internal wireless terminal; identification information and position information of the internal wireless terminal are transmitted to the data information management module and are stored by the data information management module; and the wireless navigation module acquires the position information of the corresponding internal wireless terminal from the data information management module and searches an automobile according to the position information. The automatic positioning and automobile-finding system for the underground garage is suitable for large, medium and small underground garages; and automobile owners can quickly and effectively position automobiles and find out the automobiles according to the prompt information and the navigation function of the system if the automobile owners forget parking positions of the automobiles.

The invention discloses a two-phase flow power heat pipe device. The two-phase flow power heat pipe device is mainly composed of a condenser, a storage liquid shunting device, a circulating pump, an evaporator and a circuit control element, wherein the storage liquid shunting device is composed of a liquid storage tank, input and output ends of a liquid draining pipe and a backflow hole, thus the collection, complete separation and shunt of two-phase flow can be realized, and a whole system can have stable gas-liquid two-phase flow circulation; the backflow hole is provided with a liquid backflow hole and a gas backflow hole, the gas backflow hole is positioned above the liquid level in the liquid storage tank, and the liquid backflow hole is positioned under the liquid level in the liquid storage tank; the condenser and the evaporator are used for realizing the transportation of energy; the circulating pump is connected between a liquid inlet end of the evaporator and a liquid outlet end of the condenser; and the circuit control element controls the running state of the system. The two-phase flow power heat pipe device disclosed by the invention has the advantages that through the design of the storage liquid shunting device and the circulating pump, the problems of incomplete gas-liquid separation and insufficient circulation power in a heat pipe heat exchange device are solved, the working efficiency and the practicability of the heat pipe are increased, and the whole system device has a simple structure and is environment-friendlly.

The invention discloses a power heat pipe system which mainly comprises a condenser, a return device, a circulating pump, an evaporator, a liquid storage tank and a circuit control element; a liquid inlet end of the return device is connected to the lower part of the working media liquid level in the liquid storage tank, and an air inlet of the evaporator and a steam outlet of the evaporator are connected to the upper part of the working media liquid level in the liquid storage tank; the circulating pump is connected into a liquid inlet end of the evaporator, namely behind a three-way pipe which is arranged at a joint position of the liquid outlet end of the return device and a liquid outlet end of the condenser; and the circuit control element controls the running state of the system. The power heat pipe system solves the problems that the heat pipe heat exchange equipment is incomplete for gas and liquid separation and insufficient in circulating power through the design of the liquid storage tank, the return device and the circulating pump, improves the working efficiency and practicability of a heat pipe, and is simple in whole structure and environment-friendly.

The invention relates to the technical field of mechanical detection and particularly relates to a method for achieving multi-station measurement element calculation through a coordinate measuring machine. According to the method, the principles of multi-direction detection, unchangeable spherical center relative position and 6-point location are used, and a public coordinate system establishing method is used, accordingly, the problem of calculation of size and shape position tolerance among elements measured by coordinate parts in different stations is solved, the problem that parts exceeding measuring machine stroke cannot be detected on the coordinate and need to select larger-stroke coordinate is solved.

The invention discloses a parking lot positioning and vehicle-finding system and a method. The system at least comprises a positioning and recording module and a navigation module. The positioning and recording module is used for acquiring and recording the position coordinates of a parked vehicle after a mobile terminal passes the WIFI-based authentication of an identity label, and setting the identify label according to the position coordinates of the parked vehicle. The navigation module is used for acquiring the current position coordinates of a user by using the positioning and recording module when the mobile terminal of the user passes the WIFI-based authentication again, then comparing the current position coordinates with the position coordinates of the parked vehicle to obtain the navigation information, and guiding the user to the position of the parked vehicle. In this way, the position of the parked vehicle can be conveniently and rapidly found out.

A suspension type automatic storage and retrieval system comprises a storage shelf (100), an article container (200), an article taking and placing port (300), a conveying mechanism (400), a control system and a photoelectric sensing system. The article container (200) is suspended on the storage shelf (100), the article taking and placing port (300) is arranged at one end of the storage shelf (100), the conveying mechanism (400) reciprocates between a suspension position of the article container (200) and the article taking and placing port (300) and is used for conveying articles, the control system is used for controlling running of the conveying mechanism (400), and the photoelectric sensing system is connected with the control system and used for positioning. The suspension type automatic storage and retrieval system is simple in structure, an automatic adjustment and suspension device can automatically adjust the center of gravity of a container, the container can be restored in a correct state through an automatic adjusting mechanism even if the container is positioned with deviation or on the skew during picking and placing, so that accurate taking and placing can be guaranteed when taking and placing of the container are needed, and normal operation of the system is guaranteed.

The invention belongs to the field of medical instruments and particularly relates to a pediatric surgery wound care rinsing table. The pediatric surgery wound care rinsing table solves the problem that existing rinsing tables are prone to splashing water and cannot conveniently adjust the position of a spray nozzle; the four corners of the top of the base are fixedly provided with vertical standcolumns, and the top of the stand columns are fixedly provided with a support plate; the middle of the bottom wall of a box body is provided with a communicating pipe, and the lower end of the communicating pipe is connected to the top of a liquid storage tank; the sliding ends of two first sliding rails are arranged downwards and fixedly provided with second sliding rails; the bottom of a top plate between the two first sliding rails is provided with a plurality of ultraviolet lamp tubes parallel to one another; the sliding ends of the second sliding rails are provided with a retracting mechanism, the lower end of the retracting mechanism is provided with a pipe clamp; the inner bottom of a nursing box is provided with a water pump, the output end of the water pump is connected with a hose, and one end of the hose penetrates through the pipe clamp and is provided with a spray nozzle. The pediatric surgery wound care rinsing table can avoid water splashing and conveniently adjust the position of the spray nozzle, and meanwhile, is reasonable in structure, skillful in design and applicable to generalization.

The applicationdiscloses a method and device for processing a virtual model in a game. According to themethod, a graphical user interface is provided by a terminal, wherein the graphical user interface at least comprises a virtual model. The method comprises the steps: determining a collision body that correspondsto the virtual model is determined and is a triangular mesh collision body corresponding to vertex data of the virtual model; in response to collision between a preset ray and the collision body, determining a target position of a to-be-rendered pattern according to an intersection point of the collision; converting the target position into a model mapping coordinate; and rendering the to-be-rendered pattern to the virtual model according to the model mapping coordinates. According to the application, technical problems that a user cannot freely specify the applique position and the operation is tedious due to the fact that editing is carried out by simulating a physical key in related technologies are solved, and an interaction effect of what you see is what you get is achieved.

The invention discloses a middle-low-speed magnetic suspension rescue robot. The middle-low-speed magnetic suspension rescue robot comprises a rack, folding bending mechanisms, a detecting rescue mechanism and an autonomous cruise module; the rack stretches over two middle-low-speed magnetic suspension F rails to be detected; the two folding bending mechanisms are arranged at the two ends of the rack and are located above the F rails, and each folding bending mechanism is provided with a walking wheel pair and a clamping wheel pair; the detecting rescue mechanism comprises a distance measuring sensor, a camera and a rescue contact rod, the distance measuring sensor is arranged on the rack and located between the two F rails, the camera is arranged above the rack, and the rescue contact rod is horizontally mounted on the side face of the rack; the autonomous cruise module is mounted below the rack and used for achieving free walking of the rescue robot along the F rails. In-time rescue of the F-rail abnormal detection robot is achieved, and the beneficial effects of being simple in structure, convenient to operate and the like are achieved.

The invention relates to a video call method, a video call device and a terminal device. The video call method comprises the steps that: a first terminal device answers a video call incoming request initiated by a second terminal device, so that a video call with the second terminal device is established; and the first terminal device responds to a third terminal device, which is connected to thesame wifi with the first terminal device, and at least partly switches the video call with the second terminal device to the third terminal device from the first terminal device. By means of one or more embodiments of the invention, the video call between the first terminal device (such as a mobile phone) and the second terminal device can be at least partly switched to the third terminal device (such as a television) in the uniform wifi from the first terminal device; and thus, the problems that a screen is too small, the screen is invisible, long-time hand-holding is inconvenient and the coverage angle is relatively small when a call is carried out through the mobile phone can be solved.

The invention discloses a manufacturing process of an automobile half shaft. The manufacturing process comprises the following steps of (1) preparing raw materials, (2) conducting finish machining on a flange, (3) conducting friction and crimping, (4) conducting half shaft machining and (5) conducting half shaft finish turning grinding and rustproof packaging. Hole drilling, chamfering and center hole drilling of a flange rough blank are carried out before a flange blank and a rod shaft are crimped, and the crimping is carried out after machining is finished. The manufacturing process solves the problem of location degree deviation of a flange coordinate and the hole position of the whole automobile half shaft, and accuracy is accurate. The flange shape is small before crimping, a common center machine can meet requirements for the flange to drill the hole, cost of equipment is reduced, simultaneously, material feeding and discharge are fast, and production efficiency and percent of pass can be greatly improved.

The invention discloses a flexible assembly welding robot workstation that comprises a global vision unit, a flexible welding robot group, a gantry truss detection unit, a master control unit and a conveying platform; the flexible welding robot group is arranged on the two sides of the conveying platform, welding workpieces are arranged on the conveying platform, the global vision unit is arrangedon the periphery of the flexible welding robot group, the gantry truss detection unit is arranged above the conveying platform, and the flexible welding robot group is controlled by the master control unit to conduct welding according to obtained image information. The high integration degree, high flexibility and high efficiency of the welding robot are achieved, the problems that manual assembly spot welding position deviation is large, and workpiece consistency is poor are solved, and the workpiece clamping and transferring frequency is effectively reduced. Multi-position assembly spot welding of workpieces is achieved, seamless connection of welding procedures is achieved, and the assembly precision, the welding consistency and the welding quality are improved.

The invention discloses a two-phase flow power heat pipe system which is mainly formed by a condenser, an evaporator, a first two-phase flow stabilizer, a second two-phase flow stabilizer, a circulating pump and a circuit control element. Two heat exchanger, i.e. the condenser and the evaporator, aim to implement energy transportation; the first two-phase flow stabilizer and the second two-phase flow stabilizer have the functions of firstly implementing gas-liquid separation and slow storage of a working medium and then reasonably distributing the flow proportions of a liquid working medium and a gas working medium in a circulating loop so as to form stable working medium two-phase flow in the circulating loop and improving the efficiency of a heat pipe; and the circuit control element is used for controlling the operation state of the system. According to the power heat pipe system, by the design of the two two-phase flow stabilizers and the circulating pump, the problems of incomplete gas-liquid separation and insufficient circulating power in heat-pipe heat exchange equipment are solved and the working efficiency and the practicality of the heat pipe are improved; and the adopted integral system device has simple structure and is environmental-friendly.

The invention discloses a low and medium speed magnetic levitation icebreaking and snow melting cleaning robot which comprises a machine frame, two folding bending mechanisms, an ice melting cleaning mechanism and an autonomous cruising module. The machine frame stretches over two rails F of low and medium speed magnetic levitation to be detected. The two folding bending mechanisms are arranged at the two ends of the machine frame and located above the rails F. Each folding and bending mechanism is provided with a walking wheel pair and a clamping wheel pair. The snow melting cleaning mechanism comprises a fixed frame, a rail F obstacle removal cleaning unit and an ice melting heating unit. The fixing frame is installed on the machine frame and located above the folding bending mechanisms and arranged in the extending direction of the rails F. The rail F obstacle removal cleaning unit and the ice melting heating unit are arranged at the two ends of the fixing frame. The autonomous cruising module is installed below the machine frame. Rail F ice and snow melting and cleaning can be achieved, and the low and medium speed magnetic levitation icebreaking and snow melting cleaning robot has the advantages of being simple in structure, convenient to operate and the like.

The invention relates to a rapid positioning and locking device of a plugging umbrella. The rapid positioning and locking device comprises an umbrella body and an umbrella rod. The rapid positioning and locking device is characterized in that the rapid positioning and locking device is connected to the umbrella rod in a sleeving manner; the rapid positioning and locking device comprises a connecting-rod aligning mechanism, a ratchet positioning mechanism and a spiral locking mechanism, wherein the connecting-rod aligning mechanism comprises a plurality of push rods, a plurality of supporting rods, a front sliding ring and a rear sliding ring; the push rods are separately hinged to the front sliding ring; the supporting rods are separately hinged to the rear sliding ring; each push rod is hinged to the corresponding supporting rod; the push rods are uniformly distributed at the periphery of the umbrella rod; the front sliding ring and the rear sliding ring are mounted on the umbrella rod in a sleeving manner; the front sliding ring is fixedly connected with an umbrella cover supporting rod slide hub of the umbrella body; the ratchet positioning mechanism and the spiral locking mechanism are connected to the umbrella rod in a sliding manner. The rapid positioning and locking device has the benefits that the rapid positioning and locking device disclosed by the invention adopts the connecting-rod aligning mechanism, and the plugging umbrella is led to rapidly align with the center of a hole of a ship body by utilizing a wedge shape principle, so that the problem that the plugging umbrella cannot align with the center of the hole and adjust a plugging position under large rapid flow is solved.

The invention discloses a backlight module feeding position correcting mechanism. The backlight module feeding position correcting mechanism comprises a conveying belt and a baffle. The conveying belt is composed of a bearing component and a conveying line. The baffle is connected with an optical fiber sensor. A preliminary locating device is perpendicularly connected to the baffle. The preliminary locating device is mounted above the conveying line. The backlight module feeding position correcting mechanism can position backlight modules, solves the problem that the feeding accuracy is influenced due to the fact that the backlight modules are placed irregularly in the conveying process, ensures that the backlight modules can be fed continuously, quickly and accurately, maximizes the conveying efficiency and reduces the breakage rate of products.